■ Function: Four-speaker sub woofer stereo power card

■ Amplifier Power Output RMS: 50W

■ Frequency Response: 20Hz - 20KHz

■ S/N Ratio: 85dB

■ Input Sensitivity: 800mV

■ Connection mode: 3.5MM audio jack USB Bluetooth card reader

■ Weight: 6500g

■ Color classification: Huazhang wood color

■ Bluetooth version: 4.0

■ Housing material: Wood

■ Supported formats: USB memory stick

■ Size: W155 * H233 * D203 mm